去除classmethod

app/conncetion/conncetion_service.py

@@ -43,7 +43,7 @@ class ConnectionService():
         CommonTools.validate_dict_value_all_not_none(json_data)
 
         # 验证数据库连接是否正确
-        if not CommonTools.test_db_connection(db_ip, db_port, db_user, db_password, mes_db_name):
+        if not CommonTools().test_db_connection(db_ip, db_port, db_user, db_password, mes_db_name):
             raise HSException('数据库连接失败，请检查')
 
         with db_driver as session:
@@ -136,7 +136,7 @@ values
         db_password = json_data['db_password']
         test_db_name = json_data['mes_db_name']
 
-        if CommonTools.test_db_connection(db_ip, db_port, db_user, db_password, test_db_name):
+        if CommonTools().test_db_connection(db_ip, db_port, db_user, db_password, test_db_name):
             return {'message': '连接成功'}
         else:
             return {'message': '连接失败'}

app/utils/common_tools.py

@@ -23,7 +23,6 @@ class CommonTools:
 
     # 超过四秒，基本上没救了，告辞~~~~
     @timeout_decorator.timeout(4)
-    @classmethod
     def test_db_connection(cls, ip: int, port: int, user_name: str, password: str, db_name: str):
         '''
         测试数据库连接